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punkybrewster punkybrewster
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A year ago
Following is a group of 95% simultaneous Bonferroni confidence intervals. Which mean pairs (if any) appear to differ and how?

Mean pairConfidence interval
\(\style{font-family:Times New Roman;}{\mu_1-\mu_2}\)(–7.817, 16.845)
\(\style{font-family:Times New Roman;}{\mu_1-\mu_3}\)(–15.118, 9.698)
\(\style{font-family:Times New Roman;}{\mu_1-\mu_4}\)(–13.868, 10.948)
\(\style{font-family:Times New Roman;}{\mu_2-\mu_3}\)(–18.720, 6.836)
\(\style{font-family:Times New Roman;}{\mu_2-\mu_4}\)(–17.470, 7.686)
\(\style{font-family:Times New Roman;}{\mu_3-\mu_4}\)(–10.479, 12.980)



\(\style{font-family:Times New Roman;}{\mu_2>\mu_1\;}\)and\(\style{font-family:Times New Roman;}{\;\mu_4>\mu_3}\)



\(\style{font-family:Times New Roman;}{\mu_1>\mu_2\;}\)and\(\style{font-family:Times New Roman;}{\;\mu_2>\mu_3\;}\)and\(\style{font-family:Times New Roman;}{\;\mu_4>\mu_1}\)



\(\style{font-family:Times New Roman;}{\mu_1>\mu_3\;}\)and\(\style{font-family:Times New Roman;}{\;\mu_1>\mu_4\;}\)and\(\style{font-family:Times New Roman;}{\;\mu_2>\mu_4}\)



None of the mean pairs appears to differ.

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


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heathernhullheathernhull
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Smart ... Thanks!
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